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	<title>Comments on: Even supercomputers not yet close to the raw power of human brain</title>
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	<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/</link>
	<description>HPC News Without the Noise for Supercomputing Professionals &#124; insideHPC</description>
	<lastBuildDate>Sun, 19 May 2013 10:46:54 +0000</lastBuildDate>
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		<title>By: Hugh Rea</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-385517</link>
		<dc:creator>Hugh Rea</dc:creator>
		<pubDate>Thu, 04 Apr 2013 15:48:17 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-385517</guid>
		<description>The brain is amazing for the size vs power as in supercomputer: You can fly a plane while listening to music and enjoying the taste of a candy bar. While the brain be busy running your body and you know nothing about what it is doing in your body. IMHO</description>
		<content:encoded><![CDATA[<p>The brain is amazing for the size vs power as in supercomputer: You can fly a plane while listening to music and enjoying the taste of a candy bar. While the brain be busy running your body and you know nothing about what it is doing in your body. IMHO</p>
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		<title>By: Are we right to fear computers in education &#8211; or in life?</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-379723</link>
		<dc:creator>Are we right to fear computers in education &#8211; or in life?</dc:creator>
		<pubDate>Mon, 29 Oct 2012 00:52:44 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-379723</guid>
		<description>[...] thinking. One human brain has many more nodes and networks than the largest computers today. According to Dharmendra Modha, director of cognitive computing at the IBM Almaden Research [...]</description>
		<content:encoded><![CDATA[<p>[...] thinking. One human brain has many more nodes and networks than the largest computers today. According to Dharmendra Modha, director of cognitive computing at the IBM Almaden Research [...]</p>
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		<title>By: Russ Stern</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-378302</link>
		<dc:creator>Russ Stern</dc:creator>
		<pubDate>Thu, 23 Aug 2012 05:03:48 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-378302</guid>
		<description>The supercomputer is fast - at what it does, what it is designed for.  The human brain, though, has many advantages. It LEARNS.  And does things automatically, sort of, after the eureka moment that locks in the &#039;tricks&#039; it has learned.  The short-cuts.  When - someday, they learn how to make a computer mimic this way of doing things...  then..  then we&#039;ll have true, &#039;supercomputers&#039;.  We could build androids..  that thought about how they would handle each task.  

Think about our vision.  Our eye &#039;sees&#039; wavelengths of light, reflected off of objects.  These wavelengths are not even focused by our eyes, into coherent images !  Uh-uh. Our eye is terrible at focusing light. It is a single lens, and that means we &#039;see&#039; a blur of colors. Our brain sorts things out.  That is VERY cool !</description>
		<content:encoded><![CDATA[<p>The supercomputer is fast &#8211; at what it does, what it is designed for.  The human brain, though, has many advantages. It LEARNS.  And does things automatically, sort of, after the eureka moment that locks in the &#8216;tricks&#8217; it has learned.  The short-cuts.  When &#8211; someday, they learn how to make a computer mimic this way of doing things&#8230;  then..  then we&#8217;ll have true, &#8216;supercomputers&#8217;.  We could build androids..  that thought about how they would handle each task.  </p>
<p>Think about our vision.  Our eye &#8216;sees&#8217; wavelengths of light, reflected off of objects.  These wavelengths are not even focused by our eyes, into coherent images !  Uh-uh. Our eye is terrible at focusing light. It is a single lens, and that means we &#8216;see&#8217; a blur of colors. Our brain sorts things out.  That is VERY cool !</p>
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		<title>By: If humans were computer components &#8211; an analogy &#124; Christopher Ashton</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-377201</link>
		<dc:creator>If humans were computer components &#8211; an analogy &#124; Christopher Ashton</dc:creator>
		<pubDate>Sat, 30 Jun 2012 12:26:26 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-377201</guid>
		<description>[...] The brain. This controls the speed of our arithmetic, puzzle solving and reaction times. There isn&#8217;t a processor out there that is as powerful as the human brain; it would need to have 38 petahertz of processing power (or, in today&#8217;s SI multiple, 38 000 000 GHz)! It would also need 3,854 terabytes of memory. [1] [...]</description>
		<content:encoded><![CDATA[<p>[...] The brain. This controls the speed of our arithmetic, puzzle solving and reaction times. There isn&#8217;t a processor out there that is as powerful as the human brain; it would need to have 38 petahertz of processing power (or, in today&#8217;s SI multiple, 38 000 000 GHz)! It would also need 3,854 terabytes of memory. [1] [...]</p>
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		<title>By: Quora</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-376891</link>
		<dc:creator>Quora</dc:creator>
		<pubDate>Sat, 19 May 2012 08:08:58 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-376891</guid>
		<description>&lt;strong&gt;Why is machine learning not more widely used for medical diagnosis?...&lt;/strong&gt;

This was a fantastic answer and I&#039;d like to thank you for taking the time to write it. I do want to differ with you on a couple of points. You say &quot;I just find it sad that I allowed my optimistic ignorance of the human body to make me arrogant enough...</description>
		<content:encoded><![CDATA[<p><strong>Why is machine learning not more widely used for medical diagnosis?&#8230;</strong></p>
<p>This was a fantastic answer and I&#8217;d like to thank you for taking the time to write it. I do want to differ with you on a couple of points. You say &#8220;I just find it sad that I allowed my optimistic ignorance of the human body to make me arrogant enough&#8230;</p>
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		<title>By: كيف اكون جميلة</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-376592</link>
		<dc:creator>كيف اكون جميلة</dc:creator>
		<pubDate>Thu, 05 Apr 2012 13:06:11 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-376592</guid>
		<description>the brain is more like a multi core system with a few thousand cores. It primarily differs from a PC in that most PCs have 4 cores or fewer and most algorithms are not inherently parallel. However, even the most basic neural operations are executed in parallel.</description>
		<content:encoded><![CDATA[<p>the brain is more like a multi core system with a few thousand cores. It primarily differs from a PC in that most PCs have 4 cores or fewer and most algorithms are not inherently parallel. However, even the most basic neural operations are executed in parallel.</p>
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		<title>By: 25 Facts You Should Know About Your Gray Matter &#124; The Brainscape Blog: Learn How to Learn Faster</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-376338</link>
		<dc:creator>25 Facts You Should Know About Your Gray Matter &#124; The Brainscape Blog: Learn How to Learn Faster</dc:creator>
		<pubDate>Wed, 07 Mar 2012 13:43:18 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-376338</guid>
		<description>[...] It is estimated that the human brain has amazing raw computational power. If the human brain were translated into electronic bits and circuits, it would be the most amazingly powerful computer ever built. Scientists estimate that the brain can process somewhere between 10 to the 13th and 10 to the 16th operations per second. No computer built today can even come close to that kind of power. [...]</description>
		<content:encoded><![CDATA[<p>[...] It is estimated that the human brain has amazing raw computational power. If the human brain were translated into electronic bits and circuits, it would be the most amazingly powerful computer ever built. Scientists estimate that the brain can process somewhere between 10 to the 13th and 10 to the 16th operations per second. No computer built today can even come close to that kind of power. [...]</p>
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		<title>By: Quora</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-374913</link>
		<dc:creator>Quora</dc:creator>
		<pubDate>Sat, 19 Nov 2011 16:03:32 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-374913</guid>
		<description>&lt;strong&gt;Roughly What &#039;Processing Power&#039; does the Human Brain Equate to?...&lt;/strong&gt;

The best estimate I have seen, by Dharmendra Modha (http://www.almaden.ibm.com/cs/people/dmodha/) who is the head of the SyNAPSE project, is that the brain has 38 petaflops (thousand trillion operations per second) of processing power. SyNAPSE project:...</description>
		<content:encoded><![CDATA[<p><strong>Roughly What &#8216;Processing Power&#8217; does the Human Brain Equate to?&#8230;</strong></p>
<p>The best estimate I have seen, by Dharmendra Modha (<a href="http://www.almaden.ibm.com/cs/people/dmodha/" rel="nofollow">http://www.almaden.ibm.com/cs/people/dmodha/</a>) who is the head of the SyNAPSE project, is that the brain has 38 petaflops (thousand trillion operations per second) of processing power. SyNAPSE project:&#8230;</p>
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		<title>By: Anonymous</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-374197</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Fri, 30 Sep 2011 20:50:29 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-374197</guid>
		<description>Also, don&#039;t forget those times when you get some idea, you suddenly get it, you KNOW how to do it, but when you try to write all the steps it takes a long while... So, what I&#039;m saying that when a brain is familiar with something and really needs it, it restores it it 0.000000001 seconds!</description>
		<content:encoded><![CDATA[<p>Also, don&#8217;t forget those times when you get some idea, you suddenly get it, you KNOW how to do it, but when you try to write all the steps it takes a long while&#8230; So, what I&#8217;m saying that when a brain is familiar with something and really needs it, it restores it it 0.000000001 seconds!</p>
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		<title>By: Anonymous</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-374196</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Fri, 30 Sep 2011 20:46:02 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-374196</guid>
		<description>Well, if my brain wasn&#039;t occupied with constant monitoring of body temperature, sight, hearing, CO2/O2 monitoring, hormone level monitoring, respiration... THEN I would be able to compute million times better than a computer... I need to put my brain in a jar! Also, it wastes only 20 watts, super efficent!</description>
		<content:encoded><![CDATA[<p>Well, if my brain wasn&#8217;t occupied with constant monitoring of body temperature, sight, hearing, CO2/O2 monitoring, hormone level monitoring, respiration&#8230; THEN I would be able to compute million times better than a computer&#8230; I need to put my brain in a jar! Also, it wastes only 20 watts, super efficent!</p>
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		<title>By: rawpower</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-370282</link>
		<dc:creator>rawpower</dc:creator>
		<pubDate>Sat, 10 Sep 2011 22:05:25 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-370282</guid>
		<description>the brain is indeed powerful. I think you cant really compare the power of a brain, and a computer. They are two different things and should be looked at as such. Although where I stand on this topic is that the brain processes things like images, sounds, smells and textures, while at the same time keeping the body in check. If the entire brain was dedicated to mathematics, it would be faster than any computer</description>
		<content:encoded><![CDATA[<p>the brain is indeed powerful. I think you cant really compare the power of a brain, and a computer. They are two different things and should be looked at as such. Although where I stand on this topic is that the brain processes things like images, sounds, smells and textures, while at the same time keeping the body in check. If the entire brain was dedicated to mathematics, it would be faster than any computer</p>
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		<title>By: Liam</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-370130</link>
		<dc:creator>Liam</dc:creator>
		<pubDate>Sat, 10 Sep 2011 08:46:36 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-370130</guid>
		<description>The Brain has to keep people alive, the majority of its power goes into running organs and the visual information. That&#039;s why we can&#039;t accurately calculate numbers as well as a computer can. If we ever develop the technology of the human brain. It will be able to store vast amounts of information. Imagine the entirety of human knowledge in a single brain sized package. Every hard drive in the world ever fitting in 20 human brain sized drives.</description>
		<content:encoded><![CDATA[<p>The Brain has to keep people alive, the majority of its power goes into running organs and the visual information. That&#8217;s why we can&#8217;t accurately calculate numbers as well as a computer can. If we ever develop the technology of the human brain. It will be able to store vast amounts of information. Imagine the entirety of human knowledge in a single brain sized package. Every hard drive in the world ever fitting in 20 human brain sized drives.</p>
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		<title>By: Human Digital Cloud &#124; Code Explode</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-323648</link>
		<dc:creator>Human Digital Cloud &#124; Code Explode</dc:creator>
		<pubDate>Sat, 16 Apr 2011 21:43:56 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-323648</guid>
		<description></description>
		<content:encoded><![CDATA[<p>[...] mind after sleep. I think I need to keep a journal of ideas like leonardo da vinchi. According to HPC,each of our human brains is about a 40 petaflop and 3.5 petabyte super computer. Considering that [...]</p>
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		<title>By: Eugene Sisto</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-318413</link>
		<dc:creator>Eugene Sisto</dc:creator>
		<pubDate>Wed, 30 Mar 2011 04:18:57 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-318413</guid>
		<description>Kilian,
Your comment:

&quot;Well, my brain can definitely not resolve large linear systems at petaflops rates, the way even small clusters do by running HPL.&quot;

Actually your brain has that capicity. Someone created and taught that computer how to do that. It didn&#039;t teach itself. Its brainless without a human brain.</description>
		<content:encoded><![CDATA[<p>Kilian,<br />
Your comment:</p>
<p>&#8220;Well, my brain can definitely not resolve large linear systems at petaflops rates, the way even small clusters do by running HPL.&#8221;</p>
<p>Actually your brain has that capicity. Someone created and taught that computer how to do that. It didn&#8217;t teach itself. Its brainless without a human brain.</p>
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		<title>By: Chaos</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-265980</link>
		<dc:creator>Chaos</dc:creator>
		<pubDate>Sat, 30 Oct 2010 01:21:20 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-265980</guid>
		<description>It is hard to say anything about raw power of human brain in computer terminology. It doesn&#039;t work like conventional computer. It&#039;s like comparing apple with pear.

I think real power of human brain comes from optimization. It is highly optimized on what it does.
For-example,  picture processing.  When we look at a picture we don&#039;t see all points of the picture in high detail. We see in high definition only at the focus point. Rest of the picture is seen in blur. 
But we move our eyes quickly and see the important and critical parts of the picture and process it with minimum amount of power. Then we define what is in the picture a human, a tree or a car. 

Even if we have more raw power than a super computer that&#039;s why we can&#039;t do mathematical calculations faster than a simple pocket calculator.</description>
		<content:encoded><![CDATA[<p>It is hard to say anything about raw power of human brain in computer terminology. It doesn&#8217;t work like conventional computer. It&#8217;s like comparing apple with pear.</p>
<p>I think real power of human brain comes from optimization. It is highly optimized on what it does.<br />
For-example,  picture processing.  When we look at a picture we don&#8217;t see all points of the picture in high detail. We see in high definition only at the focus point. Rest of the picture is seen in blur.<br />
But we move our eyes quickly and see the important and critical parts of the picture and process it with minimum amount of power. Then we define what is in the picture a human, a tree or a car. </p>
<p>Even if we have more raw power than a super computer that&#8217;s why we can&#8217;t do mathematical calculations faster than a simple pocket calculator.</p>
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		<title>By: scms - Turing’s Test &#38; The Stock Market</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-230592</link>
		<dc:creator>scms - Turing’s Test &#38; The Stock Market</dc:creator>
		<pubDate>Thu, 03 Jun 2010 08:50:14 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-230592</guid>
		<description>[...] the challenge machines face is simply a matter of raw computing power. It is currently estimated by some experts that the human brain can perform some 38,000 trillion operations per second (that’s 3.8×1016 [...]</description>
		<content:encoded><![CDATA[<p>[...] the challenge machines face is simply a matter of raw computing power. It is currently estimated by some experts that the human brain can perform some 38,000 trillion operations per second (that’s 3.8×1016 [...]</p>
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		<title>By: Would You Like to Have a Better Memory Naturally? &#124; Happy-Healthy-Successful</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-223079</link>
		<dc:creator>Would You Like to Have a Better Memory Naturally? &#124; Happy-Healthy-Successful</dc:creator>
		<pubDate>Mon, 26 Apr 2010 12:24:30 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-223079</guid>
		<description>[...] scientific invention and discoveries, the brain remains a mystery. However, the brain can experience certain disorders, among which memory loss is [...]</description>
		<content:encoded><![CDATA[<p>[...] scientific invention and discoveries, the brain remains a mystery. However, the brain can experience certain disorders, among which memory loss is [...]</p>
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		<title>By: Turing&#8217;s Test &#38; The Stock Market &#171; Mine Your Business</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-213130</link>
		<dc:creator>Turing&#8217;s Test &#38; The Stock Market &#171; Mine Your Business</dc:creator>
		<pubDate>Sun, 14 Mar 2010 21:54:03 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-213130</guid>
		<description>[...] the challenge machines face is simply a matter of raw computing power. It is currently estimated by some experts that the human brain can perform some 38,000 trillion operations per second (that&#8217;s [...]</description>
		<content:encoded><![CDATA[<p>[...] the challenge machines face is simply a matter of raw computing power. It is currently estimated by some experts that the human brain can perform some 38,000 trillion operations per second (that&#8217;s [...]</p>
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		<title>By: Joshua</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-184958</link>
		<dc:creator>Joshua</dc:creator>
		<pubDate>Tue, 29 Sep 2009 11:09:09 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-184958</guid>
		<description>Are they talking about the conscious or unconscious power of the human brain? Eg; processing vision which is very complicated compared to processing mathematics. 

With that in mind the only thing that computers are better than us at is maths. And some researchers suggest that we are able to retrieve information much faster than conventional computers. (But with some exceptions, of course)</description>
		<content:encoded><![CDATA[<p>Are they talking about the conscious or unconscious power of the human brain? Eg; processing vision which is very complicated compared to processing mathematics. </p>
<p>With that in mind the only thing that computers are better than us at is maths. And some researchers suggest that we are able to retrieve information much faster than conventional computers. (But with some exceptions, of course)</p>
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		<title>By: John West</title>
		<link>http://insidehpc.com/2009/03/12/even-supercomputers-not-yet-close-to-the-raw-power-of-human-brain/#comment-154546</link>
		<dc:creator>John West</dc:creator>
		<pubDate>Fri, 13 Mar 2009 15:30:24 +0000</pubDate>
		<guid isPermaLink="false">http://insidehpc.com/?p=3966#comment-154546</guid>
		<description>Kilian - along the lines of &quot;a hammer makes a terrible screwdriver?&quot; :-)

Yes, I agree. I&#039;m not sure what the drive is to coax a computer to act like a brain. We have 6 billion brains already. How about we build something that we don&#039;t already have 6 billion of?</description>
		<content:encoded><![CDATA[<p>Kilian &#8211; along the lines of &#8220;a hammer makes a terrible screwdriver?&#8221; <img src='http://insidehpc.com/wp-includes/images/smilies/icon_smile.gif' alt=':-)' class='wp-smiley' /> </p>
<p>Yes, I agree. I&#8217;m not sure what the drive is to coax a computer to act like a brain. We have 6 billion brains already. How about we build something that we don&#8217;t already have 6 billion of?</p>
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